Answer:

Step-by-step explanation:
we have

Applying the rule power


Simplify

A.) Mark is correct as every increase in x of 2 equals a y increase of 4
Answer:
The second and the third one
Step-by-step explanation:
If Joe gave 5 pics to site A. Site A would give him $0.75*5=$3.75
If Joe gave 5 pics to Site B. Site B would give him $0.25*5=$1.25
3.75-1.25=2.50
Site A gave him $2.50 more than Site B.
I believe the answer would be 4/6 which would simplify to 2/3